function testWith(bool) {
    print(bool != bool);
    print(bool != false);
    print(false != bool);
    print(false != false);
    
    print(bool != "24");
    print("86" != bool);
    
    print(bool != 4);
    print(4 != bool);
    
    print(null != bool);
    print(bool != null);
    
}

print(true != true);
print(true != false);
print(false != true);
print(false != false);

testWith(true);
testWith(false);

